It turns out that card issuer Visa is in fact the culprit in an increasingly messy Coinbase customer support nightmare that’s seen multiple users’ cryptocurrency accounts hit with multiple transactions, unauthorized withdrawals, and other unexplained fees. The issue began picking up steam in online crypto communities earlier this month, and Coinbase first responded last week citing a change in how credit card companies classify digital currency transactions. The company at the time said it had identified a solution.
Late Friday, Coinbase disclosed on Twitter that it was Visa that was actually reversing multiple weeks’ worth of old transactions under a new so-called merchant category code, or MCC, which is used to classify a business or...
